Katsu sauce is basically Japanese BBQ sauce. You've encountered it if you've ever had katsu chicken/pork/beef at a Japanese restaurant. If you want to know katsu, I have a decent recipe here. Traditional katsu sauce is a combination of ketchup, soy…

So, I'm going to tease you with a pretty bacon and chicken sammich, but that's not actually what I'm going to talk about. See, the sammich is plenty tasty, but it's a chicken breast, lettuce, tomato, bacon on a roll….